Tidy up validate-modules:doc-required-mismatch (#1415) (#1417)

* Tidy up validate-modules ignores doc-required-mismatch

* Tidy up validate-modules ignores doc-required-mismatch - update on 2.11

* Fixed chengelog frag

* rolledback removal of parameter from cloud/smartos/vmadm.py

* removed changelog frag for the rollback

* Update plugins/modules/cloud/smartos/vmadm.py

Co-authored-by: Felix Fontein <felix@fontein.de>

* Revert "removed changelog frag for the rollback"

This reverts commit 56a02ead3b.

* suggestion from PR

* yet another PR suggestion

Co-authored-by: Felix Fontein <felix@fontein.de>
(cherry picked from commit b69ea1dfd9)

Co-authored-by: Alexei Znamensky <103110+russoz@users.noreply.github.com>

plugins/doc_fragments/nios.py

@@ -24,7 +24,6 @@ options:
           - Value can also be specified using C(INFOBLOX_HOST) environment
             variable.
         type: str
-        required: true
       username:
         description:
           - Configures the username to use to authenticate the connection to

plugins/doc_fragments/online.py

@@ -15,6 +15,7 @@ options:
     description:
       - Online OAuth token.
     type: str
+    required: true
     aliases: [ oauth_token ]
   api_url:
     description: